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X1227S8IZ-2.7A PDF预览

X1227S8IZ-2.7A

更新时间: 2024-02-07 10:25:39
品牌 Logo 应用领域
瑞萨 - RENESAS 时钟光电二极管外围集成电路
页数 文件大小 规格书
28页 1080K
描述
1 TIMER(S), REAL TIME CLOCK, PDSO8, ROHS COMPLIANT, PLASTIC, SOIC-8

X1227S8IZ-2.7A 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.6Is Samacsys:N
最大时钟频率:0.032 MHz信息访问方法:I2C
中断能力:YJESD-30 代码:R-PDSO-G8
JESD-609代码:e3长度:4.9022 mm
湿度敏感等级:1端子数量:8
计时器数量:1最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP8,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260电源:3/5 V
认证状态:Not Qualified座面最大高度:1.7272 mm
子类别:Timer or RTC最大供电电压:5.5 V
最小供电电压:2.7 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:MATTE TIN
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL最短时间:SECONDS
处于峰值回流温度下的最长时间:40易失性:NO
宽度:3.9116 mmuPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCK
Base Number Matches:1

X1227S8IZ-2.7A 数据手册

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DATASHEET  
X1227  
FN8099  
Rev 2.00  
May 8, 2006  
2-Wire™ RTC Real TimeClock/Calendar/CPU Supervisor with EEPROM  
FEATURES  
APPLICATIONS  
• Real Time Clock/Calendar  
• Utility Meters  
• HVAC Equipment  
• Audio/Video Components  
• Set Top Box/Television  
• Modems  
— Tracks Time in Hours, Minutes, and Seconds  
— Day of the Week, Day, Month, and Year  
• 2 Polled Alarms (Non-volatile)  
— Settable on the Second, Minute, Hour, Day of the  
Week, Day, or Month  
• Network Routers, Hubs, Switches, Bridges  
• Cellular Infrastructure Equipment  
• Fixed Broadband Wireless Equipment  
• Pagers/PDA  
• POS Equipment  
• Test Meters/Fixtures  
• Office Automation (Copiers, Fax)  
• Home Appliances  
• Computer Products  
— Repeat Mode (periodic interrupts)  
• Oscillator Compensation on Chip  
— Internal Feedback Resistor and Compensation  
Capacitors  
— 64 Position Digitally Controlled Trim Capacitor  
— 6 Digital Frequency Adjustment Settings to ±30ppm  
• CPU Supervisor Functions  
— Power-On Reset, Low Voltage Sense  
— Watchdog Timer (SW Selectable: 0.25s, 0.75s,  
1.75s, off)  
• Other Industrial/Medical/Automotive  
• Battery Switch or Super Cap Input  
• 512 x 8 Bits of EEPROM  
— 64-Byte Page Write Mode  
— 8 Modes of Block Lock™ Protection  
— Single Byte Write Capability  
• High Reliability  
— Data Retention: 100 Years  
— Endurance: 100,000 Cycles Per Byte  
• 2-Wire™ Interface Interoperable with I2C*  
— 400kHz Data Transfer Rate  
• Low Power CMOS  
— 1.25µA Operating Current (Typical)  
• Small Package Options  
DESCRIPTION  
The X1227 device is a Real Time Clock with  
clock/calendar, two polled alarms with integrated 512x8  
EEPROM, oscillator compensation, CPU Supervisor  
(POR/LVS and WDT) and battery backup switch.  
The oscillator uses an external, low-cost 32.768kHz  
crystal. All compensation and trim components are  
integrated on the chip. This eliminates several external  
discrete components and a trim capacitor, saving  
board area and component cost.  
— 8 Ld SOIC and 8 Ld TSSOP  
• Repetitive Alarms  
• Temperature Compensation  
• Pb-Free Plus Anneal Available (RoHS Compliant)  
BLOCK DIAGRAM  
OSC  
Compensation  
X1  
Timer  
Calendar  
Logic  
Battery  
Switch  
Circuitry  
Time  
Keeping  
Registers  
VCC  
Frequency  
Divider  
1Hz  
Oscillator  
32.768kHz  
VBACK  
X2  
(SRAM)  
Status  
Control/  
Control  
Decode  
Logic  
Compare  
Serial  
Interface  
Decoder  
Registers  
SCL  
SDA  
Registers  
Alarm  
(EEPROM)  
(SRAM)  
Alarm Regs  
(EEPROM)  
8
4K  
EEPROM  
ARRAY  
Watchdog  
Timer  
Low Voltage  
Reset  
RESET  
FN8099 Rev 2.00  
May 8, 2006  
Page 1 of 28  

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